Here are some resources for indie artists. I’ll try my best to keep this list up-to-date!
Sonicbids – offer gig opportunities from their network of promoters.
Music Clout – offer opportunities such as labels looking for artists, blogs looking for bands to feature and licensing opportunities.
Music Promotion Guide – A detailed guide covering the various aspects of promoting your music, from getting your music heard to getting reviews to getting more fans.
The DIY Musician – a blog produced by CD Baby offering lots of advice for independent musicians.
LoudUp Unsigned Bands Advice Blog – covering essential topics such as how to get discovered, the importance of image and branding, making money from your music, and writing a great bio.
Music Think Tank – this blog features articles from lots of different contributors covering all aspects of the music industry from marketing to touring and more!